Petra Kvitova shocks Elena Rybakina to win Miami Open final in straight sets | Tennis | The Guardian
Petra Kvitova overcomes unruly fan to beat Sorana Cirstea 7-5 6-4 at Miami Open | 'Russian players should not be at Olympics' | Tennis News | Sky Sports
Wimbledon 2011: Petra Kvitova advances to semifinals again - The Washington Post